<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			#box{
				width: 834px;
				border: 1px black dashed;
				/* height: 176px; */
				margin: auto;
				overflow: auto;
			}
			.photo{
				width: 210px;
				height: 136px;
				margin: 20px;
				float: left;
				padding: 10px;
				border: 4px solid;
			}
		</style>
	</head>
	<body>
		<div id="box">
			<img class="photo" src="./1.png" alt="">
			<img class="photo" src="./2.png" alt="">
			<img class="photo" src="./3.png" alt="">
		</div>
	</body>
</html>
